From 8b9a10aa0f17523ea1277845dc422bc7851efc5b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?B=C3=A9n=C3=A9dikt=20Tran?=
<10796600+picnixz@users.noreply.github.com>
Date: Wed, 25 Dec 2024 12:12:42 +0100
Subject: [PATCH] maybe `itertools.chain` is flaky?
---
Lib/glob.py | 12 ++++--------
1 file changed, 4 insertions(+), 8 deletions(-)
diff --git a/Lib/glob.py b/Lib/glob.py
index 690ab1b8b9fb1d..45b27354ba5039 100644
--- a/Lib/glob.py
+++ b/Lib/glob.py
@@ -5,7 +5,6 @@
import re
import fnmatch
import functools
-import itertools
import operator
import stat
import sys
@@ -52,13 +51,10 @@ def iglob(pathname, *, root_dir=None, dir_fd=None, recursive=False,
it = _iglob(pathname, root_dir, dir_fd, recursive, False,
include_hidden=include_hidden)
if not pathname or recursive and _isrecursive(pathname[:2]):
- try:
- s = next(it) # skip empty string
- if s:
- it = itertools.chain((s,), it)
- except StopIteration:
- pass
- return it
+ peek = next(it, sentinel := object())
+ if peek and peek is not sentinel:
+ yield peek
+ yield from it
def _iglob(pathname, root_dir, dir_fd, recursive, dironly,
include_hidden=False):
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